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相关论文: Rapid determination of LISA sensitivity to extreme…

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Extreme-mass-ratio inspirals (EMRIs) could be detected by space-borne gravitational-wave (GW) detectors, such as the Laser Interferometer Space Antenna (LISA), TianQin and Taiji. Localizing EMRIs by GW detectors can help us select candidate…

宇宙学与河外天体物理 · 物理学 2024-07-29 Liang-Gui Zhu , Hui-Min Fan , Xian Chen , Yi-Ming Hu , Jian-dong Zhang

Gravitational wave (GW) signals from extreme mass ratio inspirals (EMRIs) are a key observational target for the Laser Interferometer Space Antenna (LISA). The waveforms may be affected by the astrophysical environment surrounding the…

广义相对论与量子宇宙学 · 物理学 2025-08-19 Soumodeep Mitra , Nicholas Speeney , Sumanta Chakraborty , Emanuele Berti

The exploration of dark sector interactions via gravitational waves (GWs) from binary inspirals has been a subject of recent interest. We study dark forces using extreme mass ratio inspirals (EMRIs), pointing out two issues of interest.…

高能天体物理现象 · 物理学 2024-09-13 Badal Bhalla , Kuver Sinha , Tao Xu

Extreme mass-ratio inspirals (EMRIs) detectable by the Laser Interferometer Space Antenna are unique probes of the nature of supermassive compact objects. We compute the gravitational-wave signal emitted by a stellar-mass compact object in…

广义相对论与量子宇宙学 · 物理学 2024-10-16 Elisa Maggio , Maarten van de Meent , Paolo Pani

We explore the precision with which the Einstein Telescope (ET) will be able to measure the parameters of intermediate-mass-ratio inspirals (IMRIs). We calculate the parameter estimation errors using the Fisher Matrix formalism and present…

广义相对论与量子宇宙学 · 物理学 2015-03-17 E. A. Huerta , Jonathan R. Gair

Upcoming space-based gravitational wave detectors such as LISA, the Laser Interferometer Space Antenna, will be sensitive to extreme- and intermediate-mass-ratio inspirals (EMRIs and IMRIs). These binaries are comprised of a supermassive…

One of the primary research aims of the Laser Interferometer Space Antenna (LISA) mission is to comprehensively map the Kerr spacetime, a fundamental pursuit in the realm of general relativity. To achieve this goal, it is essential to…

广义相对论与量子宇宙学 · 物理学 2024-10-14 Shailesh Kumar

Extreme-Mass-Ratio Inspirals (EMRIs) are one of the most promising sources of gravitational waves (GWs) for space-based detectors like the Laser Interferometer Space Antenna (LISA). EMRIs consist of a compact stellar object orbiting around…

广义相对论与量子宇宙学 · 物理学 2012-06-05 Priscilla Canizares , Jonathan R. Gair , Carlos F. Sopuerta

Extreme mass-ratio inspirals (EMRIs), consisting of a secondary (stellar mass) black hole (BH) orbiting around a supermassive BH, are one of the primary targets for future spaceborne gravitational wave (GW) detectors. The spin of the…

高能天体物理现象 · 物理学 2025-05-23 Qiuxin Cui , Wen-Biao Han , Zhen Pan

One of the most exciting prospects for the LISA gravitational wave observatory is the detection of gravitational radiation from the inspiral of a compact object into a supermassive black hole. The large inspiral parameter space and low…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Jonathan R Gair , Leor Barack , Teviet Creighton , Curt Cutler , Shane L Larson , E Sterl Phinney , Michele Vallisneri

I review the status of research, conducted by a variety of independent groups, aimed at the eventual observation of Extreme Mass Ratio Inspirals (EMRIs) with gravitational wave detectors. EMRIs are binary systems in which one of the objects…

广义相对论与量子宇宙学 · 物理学 2014-11-17 Steve Drasco

One of the scientific objectives of the Laser Interferometer Space Antenna (LISA) is to probe the expansion of the Universe using gravitational wave observations. Indeed, as gravitational waves from the coalescence of a massive black hole…

宇宙学与河外天体物理 · 物理学 2024-07-17 Alberto Mangiagli , Chiara Caprini , Sylvain Marsat , Lorenzo Speri , Robert R. Caldwell , Nicola Tamanini

Extreme mass-ratio inspirals (EMRIs) are long-duration gravitational-wave sources in which a compact object gradually spirals into a massive black hole. Their formation is governed by the interplay between stochastic angular-momentum…

广义相对论与量子宇宙学 · 物理学 2026-03-11 Chen Feng , Yong Tang

One of the primary objectives for space-borne gravitational wave detectors is the detection of extreme-mass-ratio inspirals (EMRIs). This undertaking poses a substantial challenge because of the complex and long EMRI signals, further…

广义相对论与量子宇宙学 · 物理学 2023-09-14 Qianyun Yun , Wen-Biao Han , Yi-Yang Guo , He Wang , Minghui Du

Extreme Mass Ratio Inspirals (EMRIs) are key observational targets for the Laser Interferometer Space Antenna (LISA) mission. Unresolvable EMRI signals contribute to the formation of a gravitational wave background (GWB). Characterizing the…

高能天体物理现象 · 物理学 2025-06-02 Manuel Piarulli , Riccardo Buscicchio , Federico Pozzoli , Ollie Burke , Matteo Bonetti , Alberto Sesana

Observations of gravitational-wave signals emitted by compact binary inspirals provide unique insights into their properties, but their analysis requires accurate and efficient waveform models. Intermediate- and extreme-mass-ratio inspirals…

The field of gravitational waves is rapidly progressing due to the noticeable advancements in the sensitivity of gravitational-wave detectors that has enabled the detection prospects of binary black hole mergers. Extreme mass ratio inspiral…

广义相对论与量子宇宙学 · 物理学 2026-03-05 Mostafizur Rahman , Shailesh Kumar , Arpan Bhattacharyya

One of the most interesting sources of gravitational waves (GWs) for LISA is the inspiral of compact objects on to a massive black hole (MBH), commonly referred to as an "extreme-mass ratio inspiral" (EMRI). The small object, typically a…

宇宙学与河外天体物理 · 物理学 2015-05-20 Pau Amaro-Seoane , Miguel Preto

This work investigates the impact of streams of transient, non-Gaussian noise artifacts or "glitches" on the parameter estimation of extreme mass ratio inspirals (EMRI) in the Laser Interferometer Space Antenna (LISA). Glitches cause biased…

广义相对论与量子宇宙学 · 物理学 2026-05-21 Amin Boumerdassi , Matthew C. Edwards , Avi Vajpeyi , Ollie Burke

We study the rate at which stars spiral into a massive black hole (MBH) due to the emission of gravitational waves (GWs), as a function of the mass M of the MBH. In the context of our model, it is shown analytically that the rate…

星系天体物理 · 物理学 2009-11-13 Clovis Hopman